Question

How do you solve `sqrt(x+9) = sqrt(2x+5)`?

Answer 1

`color(crimson)(x = 4`

Explanation:

`sqrt(x+9) = sqrt(2x+5)`

`x + 9 = 2x + 5`, squaring both sides

`2x - x = 9 - 5`, bringing like terms together.

`color(crimson)(x = 4`